body{
    background-image:url("../img/background.png");
    background-size: cover;
}
.content{
    margin-top: 150px;
}

.middle_column{
    margin:auto auto;
    width: 500px;
    height: 330px;
    border: 1px solid red;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 10px;
}
.zh_title{
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    margin: 8px 0;
}
.en_title{
    font-size: 18px;
    text-align: center;
    color: rgb(183, 147, 126);
    margin-bottom: 20px;
}
.layui-form-label{
    font-size: 16px;
    font-weight: bold;
}
.layui-input-block>.account_input{
    width: 320px;
    height: 35px;
}

.layui-input-block > .role_input{
    margin-top: 8px;
    margin-left: 40px;
    width: 23px;
    height: 23px;
}

.layui-input-block > .left_input{
    margin-left: 3px;
}

.layui-form-item > .role_title{
    width: 112px;
}

.label{
    top: 8px;
    position: absolute;
    font-size: 16px;
    height: 36px;
    margin: auto;
}
.sub_column{
    width: 100%;
}
.layui-btn-lg{
    margin:0 203px;
}
.clear{
    clear:both;
}
.go_register{
    margin-top: 10px;
    text-align: center;
    color:#666;
}